The average bus between Southampton and Harlington takes 2h 18m and the fastest bus takes 1h 56m. There is a bus service every few hours from Southampton to Harlington. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run hourly between Southampton and Harlington. The earliest departure is at 2:05 AM at night, and the last departure from Southampton is at 8:30 PM which arrives into Harlington at 10:40 PM. All services require a transfer, and take on average 2h 18m. The schedules shown below are for the next available departures.

2h 23m • 1 change

2h 21m • 1 change

2h 34m • 1 change

2h 20m • 1 change

2h 5m • 1 change

1h 56m • 1 change

2h 23m • 1 change

2h 28m • 1 change

2h 5m • 1 change

1h 56m • 1 change

2h 23m • 1 change

2h 28m • 1 change

2h 5m • 1 change

1h 56m • 1 change

2h 21m • 1 change

2h 33m • 1 change

2h 5m • 1 change

1h 56m • 1 change

2h 18m • 1 change

2h 14m • 1 change
Want to know about travelling from Southampton to Harlington? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Southampton to Harlington. However, there are services departing from Southampton station and arriving at Harlington station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 2h 18m.
Southampton to Harlington bus services, operated by National Express, depart from Coach Station.
Southampton to Harlington bus services, operated by National Express, arrive at Heathrow Central Bus Station.
The distance between Southampton and Harlington is 93.7 km. The road distance is 112 km.
National Express operates a bus from Coach Station to Heathrow Central Bus Station hourly. Tickets cost £12–30 and the journey takes 1h 50m.